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diff --git a/src/gallium/auxiliary/draw/draw_vs.h b/src/gallium/auxiliary/draw/draw_vs.h
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+/**************************************************************************
+ *
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+/* Authors: Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#ifndef DRAW_VS_H
+#define DRAW_VS_H
+
+#include "draw_context.h"
+#include "draw_private.h"
+
+
+struct draw_context;
+struct pipe_shader_state;
+
+struct draw_varient_input
+{
+ enum pipe_format format;
+ unsigned buffer;
+ unsigned offset;
+};
+
+struct draw_varient_output
+{
+ enum pipe_format format; /* output format */
+ unsigned vs_output:8; /* which vertex shader output is this? */
+ unsigned offset:24; /* offset into output vertex */
+};
+
+struct draw_varient_element {
+ struct draw_varient_input in;
+ struct draw_varient_output out;
+};
+
+struct draw_vs_varient_key {
+ unsigned output_stride;
+ unsigned nr_elements:8; /* max2(nr_inputs, nr_outputs) */
+ unsigned nr_inputs:8;
+ unsigned nr_outputs:8;
+ unsigned viewport:1;
+ unsigned clip:1;
+ unsigned pad:5;
+ struct draw_varient_element element[PIPE_MAX_ATTRIBS];
+};
+
+struct draw_vs_varient;
+
+
+struct draw_vs_varient {
+ struct draw_vs_varient_key key;
+
+ struct draw_vertex_shader *vs;
+
+ void (*set_input)( struct draw_vs_varient *,
+ unsigned i,
+ const void *ptr,
+ unsigned stride );
+
+ void (PIPE_CDECL *run_linear)( struct draw_vs_varient *shader,
+ unsigned start,
+ unsigned count,
+ void *output_buffer );
+
+ void (PIPE_CDECL *run_elts)( struct draw_vs_varient *shader,
+ const unsigned *elts,
+ unsigned count,
+ void *output_buffer );
+
+ void (*destroy)( struct draw_vs_varient * );
+};
+
+
+/**
+ * Private version of the compiled vertex_shader
+ */
+struct draw_vertex_shader {
+ struct draw_context *draw;
+
+ /* This member will disappear shortly:
+ */
+ struct pipe_shader_state state;
+
+ struct tgsi_shader_info info;
+ unsigned position_output;
+
+ /* Extracted from shader:
+ */
+ const float (*immediates)[4];
+
+ /*
+ */
+ struct draw_vs_varient *varient[16];
+ unsigned nr_varients;
+ unsigned last_varient;
+ struct draw_vs_varient *(*create_varient)( struct draw_vertex_shader *shader,
+ const struct draw_vs_varient_key *key );
+
+
+ void (*prepare)( struct draw_vertex_shader *shader,
+ struct draw_context *draw );
+
+ /* Run the shader - this interface will get cleaned up in the
+ * future:
+ */
+ void (*run_linear)( struct draw_vertex_shader *shader,
+ const float (*input)[4],
+ float (*output)[4],
+ const float (*constants)[4],
+ unsigned count,
+ unsigned input_stride,
+ unsigned output_stride );
+
+
+ void (*delete)( struct draw_vertex_shader * );
+};
+
+
+struct draw_vs_varient *
+draw_vs_lookup_varient( struct draw_vertex_shader *base,
+ const struct draw_vs_varient_key *key );
+
+
+/********************************************************************************
+ * Internal functions:
+ */
+
+struct draw_vertex_shader *
+draw_create_vs_exec(struct draw_context *draw,
+ const struct pipe_shader_state *templ);
+
+struct draw_vertex_shader *
+draw_create_vs_sse(struct draw_context *draw,
+ const struct pipe_shader_state *templ);
+
+struct draw_vertex_shader *
+draw_create_vs_llvm(struct draw_context *draw,
+ const struct pipe_shader_state *templ);
+
+
+
+struct draw_vs_varient_key;
+struct draw_vertex_shader;
+
+struct draw_vs_varient *draw_vs_varient_aos_sse( struct draw_vertex_shader *vs,
+ const struct draw_vs_varient_key *key );
+
+
+
+/********************************************************************************
+ * Helpers for vs implementations that don't do their own fetch/emit varients.
+ * Means these can be shared between shaders.
+ */
+struct translate;
+struct translate_key;
+
+struct translate *draw_vs_get_fetch( struct draw_context *draw,
+ struct translate_key *key );
+
+
+struct translate *draw_vs_get_emit( struct draw_context *draw,
+ struct translate_key *key );
+
+struct draw_vs_varient *draw_vs_varient_generic( struct draw_vertex_shader *vs,
+ const struct draw_vs_varient_key *key );
+
+
+
+static INLINE int draw_vs_varient_keysize( const struct draw_vs_varient_key *key )
+{
+ return 2 * sizeof(int) + key->nr_elements * sizeof(struct draw_varient_element);
+}
+
+static INLINE int draw_vs_varient_key_compare( const struct draw_vs_varient_key *a,
+ const struct draw_vs_varient_key *b )
+{
+ int keysize = draw_vs_varient_keysize(a);
+ return memcmp(a, b, keysize);
+}
+
+
+struct aos_machine *draw_vs_aos_machine( void );
+void draw_vs_aos_machine_destroy( struct aos_machine *machine );
+
+void draw_vs_aos_machine_constants( struct aos_machine *machine,
+ const float (*constants)[4] );
+
+void draw_vs_aos_machine_viewport( struct aos_machine *machine,
+ const struct pipe_viewport_state *viewport );
+
+
+#define MAX_TGSI_VERTICES 4
+
+
+
+#endif